Merge two or more difference types of files into one file in Java

readme.md

Following blog post uses these examples: Merge Multiple File Types using Java

MergeDifferentFiles.java

// Combine two or more different types of files into one using Java
Merger merger = new Merger("pdf_document.pdf");
{
  merger.join("word_document.docx");
  merger.join("spreadsheet.xlsx");
	
  merger.save("merged-document.pdf");
}

MergeSelectivePages.java

// Combine selective pages of two or more different types of files into one using Java
Merger merger = new Merger("pdf_document.pdf");
{
  JoinOptions joinOptions = new JoinOptions(new int[]{1});
  merger.join("word_document.docx", joinOptions);

  joinOptions = new JoinOptions(1, 2, RangeMode.EvenPages);
  merger.join("spreadsheet.xlsx", joinOptions);
    
  merger.save("merged-document.pdf");
}